The treatment of selenonium N-p-toluenesulfonimides and selenoxides except diphenyl selenoxide with active methylene compounds readily afforded the corresponding stable selenonium ylides in relatively high yields.
使用
硒鎓N-对
甲苯磺
酰亚胺和
硒氧化物(二苯基
硒氧化物除外)与活性甲基酮化合物反应,可较为容易地以较高产率获得相应的稳定
硒鎓葉立德。